Live feed12:25:28·380dINSIDERFilingvia QuantisnowAmendment: Vice Chairman Nemser Earl H covered exercise/tax liability with 5,178 shares, decreasing direct ownership by 5% to 107,078 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.IBKR· Interactive Brokers Group Inc.FinanceOriginal source